/*

This file is part of Rooms3D.

Copyright (C) 2008 Pixecur Technologies Incorporated (Esotera).
Visit Esotera at http://www.esoteras3.com
 
Rooms3D is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
 
Rooms3D is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with Rooms3D; see the file COPYING.  If not, write to 
Pixecur Technologies, 213-31 Peet Street, St. John's, NL, A1B 3W8. 
 
Linking this library statically or dynamically with other modules is
making a combined work based on this library.  Thus, the terms and
conditions of the GNU General Public License cover the whole
combination.
 
*/

package com.datasentinel.j3d.controls.hud;

import java.util.Arrays;

import javax.media.j3d.BranchGroup;

import com.datasentinel.j3d.controls.ChangeEventSupport;

/**
 * @author rickp
 *
 */
public class ClipboardContentsViewerModel extends ChangeEventSupport
{
	private static BranchGroup[] empty = new BranchGroup[0];
	private BranchGroup[] selection;
	public ClipboardContentsViewerModel()
	{
		super();
		selection = empty;
	}
	public void setSelection(BranchGroup[] newSelection)
	{
		if(newSelection instanceof BranchGroup[] && newSelection.length > 0)
		{
			selection = Arrays.copyOf(newSelection,newSelection.length);
		}
		else
			selection = empty;
		fireStateChanged();
	}
	public BranchGroup[] getSelection()
	{
		return selection;
	}
}
